Crankshaft Main Bearing

Crank case bolt diameter measurement points
"a": 61.0 mm (2.40 in.)
"b": 98.0 mm (3.86 in.)





Crank case cap bolt diameter difference
Limit ("A" - "B"): 0.013 mm (0.0051 in.)

Standard size crankshaft main bearing thickness
Painted Color Blue
Bearing Thickness 2.011 -2.014 mm (0.07918 - 0.7929 in)
Painted Color Yellow
Bearing thickness 2.008 - 2.011 mm (0.07906 - 0.07917 in)
Painted Color Colorless
Bearing thickness 2.005 - 2.008 mm (0.07894 - 0.07905 in)
Painted Color Black
Bearing thickness 2.002 - 2.005 mm (0.07882 - 0.07893 in)
Painted color Green
Bearing Thickness 1.999 - 2.002 mm (0.07870 - 0.07881 in)

Main bearing cross - reference selection table (Standard size)





Main bearing cross - reference table (Under size)





Undersize of crankshaft main bearing thickness





Main bearing clearance
Standard: 0.022 - 0.034 mm (0.00087 - 0.00133 in.)
Limit: 0.050 mm (0.00196 in.)





Crank case bolt No.1* 50 Nm -> 0 Nm -> 20 Nm -> 35 Nm -> 40° -> 40° (5.1 kgf-m -> 0 kgf-m -> 2.0 kgf-m -> 3.6 kgf-m -> 40° -> 40 °, 37.0 lbf-ft -> 0 lbf-ft -> 15.0 lbf-ft -> 26.0 lbf-ft -> 40° -> 40°)





Crank case bolt No.2* 25 Nm (2.5 kg-m, 18.5 lbf-ft)

For fastener with * (asterisk) below, be sure to tighten it according to specified procedure in "Repair Instructions".